./configure后的結果: checking build system type... i686-pc-linux-gnu checking host system type... i686-pc-linux-gnu checking whether make sets $(MAKE)... yes checking for gcc... gcc checking for C compiler default output file name... a.out checking whether the C compiler works... yes checking whether we are cross compiling... no checking for suffix of executables... checking for suffix of object files... o checking whether we are using the GNU C compiler... yes checking whether gcc accepts -g... yes checking for gcc option to accept ISO C89... none needed checking for g++... g++ checking whether we are using the GNU C++ compiler... yes checking whether g++ accepts -g... yes checking for cpp... cpp checking for the directory containing the Wine tools... $(TOPOBJDIR) checking how to run the C preprocessor... gcc -E checking for X... no checking for flex... no configure: error: no suitable flex found. Please install the 'flex' package.